Characterizing associations between socioeconomic factors and children’s brain development, a team of investigators reports correlative links between family income and brain structure. Relationships between the brain and family income were strongest in the lowest end of the economic range – suggesting that interventional policies aimed at these children may have the largest societal impact.

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A new study from Indiana University suggests that gender stereotypes about women's ability in mathematics negatively impact their performance. And in a significant twist, both men and women wrongly believe those stereotypes will not undermine women’s math performance -- but instead motivate them to perform better.

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Social and Behavioral Sciences

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A study comparing the IQs of male siblings in which one member was reared by biological parents and the other by adoptive parents found that the children adopted by parents with more education had higher IQs.

A youth violence-reduction mentoring program for trouble-plagued schools in urban centers has contributed to improved student behavior and performance at high-risk middle and high schools in Milwaukee, Wisconsin, and Richmond, Virginia, according to findings of a new Baylor University case study.

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Social and Behavioral Sciences

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When it comes to adolescents with math and science homework, more isn't necessarily better -- an hour a day is optimal -- but doing it alone and regularly produces the biggest knowledge gain, according to research published by the American Psychological Association.